5 * \author Gareth Hughes <gareth@valinux.com>
9 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
10 * All Rights Reserved.
12 * Permission is hereby granted, free of charge, to any person obtaining a
13 * copy of this software and associated documentation files (the "Software"),
14 * to deal in the Software without restriction, including without limitation
15 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
16 * and/or sell copies of the Software, and to permit persons to whom the
17 * Software is furnished to do so, subject to the following conditions:
19 * The above copyright notice and this permission notice (including the next
20 * paragraph) shall be included in all copies or substantial portions of the
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
25 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
26 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
27 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
28 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
29 * OTHER DEALINGS IN THE SOFTWARE.
34 #include "radeon_drm.h"
35 #include "radeon_drv.h"
37 #include "drm_pciids.h"
38 #include <linux/console.h>
43 * - 2.0.0 - initial interface
44 * - 2.1.0 - add square tiling interface
45 * - 2.2.0 - add r6xx/r7xx const buffer support
46 * - 2.3.0 - add MSPOS + 3D texture + r500 VAP regs
47 * - 2.4.0 - add crtc id query
48 * - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
49 * - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
50 * 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
52 #define KMS_DRIVER_MAJOR 2
53 #define KMS_DRIVER_MINOR 7
54 #define KMS_DRIVER_PATCHLEVEL 0
55 int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags);
56 int radeon_driver_unload_kms(struct drm_device *dev);
57 int radeon_driver_firstopen_kms(struct drm_device *dev);
58 void radeon_driver_lastclose_kms(struct drm_device *dev);
59 int radeon_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv);
60 void radeon_driver_postclose_kms(struct drm_device *dev,
61 struct drm_file *file_priv);
62 void radeon_driver_preclose_kms(struct drm_device *dev,
63 struct drm_file *file_priv);
64 int radeon_suspend_kms(struct drm_device *dev, pm_message_t state);
65 int radeon_resume_kms(struct drm_device *dev);
66 u32 radeon_get_vblank_counter_kms(struct drm_device *dev, int crtc);
67 int radeon_enable_vblank_kms(struct drm_device *dev, int crtc);
68 void radeon_disable_vblank_kms(struct drm_device *dev, int crtc);
69 void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
70 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
71 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
72 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
73 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
74 struct drm_file *file_priv);
75 int radeon_gem_object_init(struct drm_gem_object *obj);
76 void radeon_gem_object_free(struct drm_gem_object *obj);
77 extern struct drm_ioctl_desc radeon_ioctls_kms[];
78 extern int radeon_max_kms_ioctl;
79 int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
80 #if defined(CONFIG_DEBUG_FS)
81 int radeon_debugfs_init(struct drm_minor *minor);
82 void radeon_debugfs_cleanup(struct drm_minor *minor);
87 int radeon_modeset = -1;
88 int radeon_dynclks = -1;
89 int radeon_r4xx_atom = 0;
90 int radeon_agpmode = 0;
91 int radeon_vram_limit = 0;
92 int radeon_gart_size = 512; /* default gart size */
93 int radeon_benchmarking = 0;
94 int radeon_testing = 0;
95 int radeon_connector_table = 0;
98 int radeon_disp_priority = 0;
99 int radeon_hw_i2c = 0;
101 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
102 module_param_named(no_wb, radeon_no_wb, int, 0444);
104 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
105 module_param_named(modeset, radeon_modeset, int, 0400);
107 MODULE_PARM_DESC(dynclks, "Disable/Enable dynamic clocks");
108 module_param_named(dynclks, radeon_dynclks, int, 0444);
110 MODULE_PARM_DESC(r4xx_atom, "Enable ATOMBIOS modesetting for R4xx");
111 module_param_named(r4xx_atom, radeon_r4xx_atom, int, 0444);
113 MODULE_PARM_DESC(vramlimit, "Restrict VRAM for testing");
114 module_param_named(vramlimit, radeon_vram_limit, int, 0600);
116 MODULE_PARM_DESC(agpmode, "AGP Mode (-1 == PCI)");
117 module_param_named(agpmode, radeon_agpmode, int, 0444);
119 MODULE_PARM_DESC(gartsize, "Size of PCIE/IGP gart to setup in megabytes (32,64, etc)\n");
120 module_param_named(gartsize, radeon_gart_size, int, 0600);
122 MODULE_PARM_DESC(benchmark, "Run benchmark");
123 module_param_named(benchmark, radeon_benchmarking, int, 0444);
125 MODULE_PARM_DESC(test, "Run tests");
126 module_param_named(test, radeon_testing, int, 0444);
128 MODULE_PARM_DESC(connector_table, "Force connector table");
129 module_param_named(connector_table, radeon_connector_table, int, 0444);
131 MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
132 module_param_named(tv, radeon_tv, int, 0444);
134 MODULE_PARM_DESC(audio, "Audio enable (0 = disable)");
135 module_param_named(audio, radeon_audio, int, 0444);
137 MODULE_PARM_DESC(disp_priority, "Display Priority (0 = auto, 1 = normal, 2 = high)");
138 module_param_named(disp_priority, radeon_disp_priority, int, 0444);
140 MODULE_PARM_DESC(hw_i2c, "hw i2c engine enable (0 = disable)");
141 module_param_named(hw_i2c, radeon_hw_i2c, int, 0444);
143 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
145 drm_radeon_private_t *dev_priv = dev->dev_private;
147 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
150 /* Disable *all* interrupts */
151 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
152 RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
153 RADEON_WRITE(RADEON_GEN_INT_CNTL, 0);
157 static int radeon_resume(struct drm_device *dev)
159 drm_radeon_private_t *dev_priv = dev->dev_private;
161 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
164 /* Restore interrupt registers */
165 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
166 RADEON_WRITE(R500_DxMODE_INT_MASK, dev_priv->r500_disp_irq_reg);
167 RADEON_WRITE(RADEON_GEN_INT_CNTL, dev_priv->irq_enable_reg);
171 static struct pci_device_id pciidlist[] = {
175 #if defined(CONFIG_DRM_RADEON_KMS)
176 MODULE_DEVICE_TABLE(pci, pciidlist);
179 static struct drm_driver driver_old = {
181 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
182 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED,
183 .dev_priv_size = sizeof(drm_radeon_buf_priv_t),
184 .load = radeon_driver_load,
185 .firstopen = radeon_driver_firstopen,
186 .open = radeon_driver_open,
187 .preclose = radeon_driver_preclose,
188 .postclose = radeon_driver_postclose,
189 .lastclose = radeon_driver_lastclose,
190 .unload = radeon_driver_unload,
191 .suspend = radeon_suspend,
192 .resume = radeon_resume,
193 .get_vblank_counter = radeon_get_vblank_counter,
194 .enable_vblank = radeon_enable_vblank,
195 .disable_vblank = radeon_disable_vblank,
196 .master_create = radeon_master_create,
197 .master_destroy = radeon_master_destroy,
198 .irq_preinstall = radeon_driver_irq_preinstall,
199 .irq_postinstall = radeon_driver_irq_postinstall,
200 .irq_uninstall = radeon_driver_irq_uninstall,
201 .irq_handler = radeon_driver_irq_handler,
202 .reclaim_buffers = drm_core_reclaim_buffers,
203 .ioctls = radeon_ioctls,
204 .dma_ioctl = radeon_cp_buffers,
206 .owner = THIS_MODULE,
208 .release = drm_release,
209 .unlocked_ioctl = drm_ioctl,
212 .fasync = drm_fasync,
215 .compat_ioctl = radeon_compat_ioctl,
217 .llseek = noop_llseek,
222 .id_table = pciidlist,
228 .major = DRIVER_MAJOR,
229 .minor = DRIVER_MINOR,
230 .patchlevel = DRIVER_PATCHLEVEL,
233 static struct drm_driver kms_driver;
235 static void radeon_kick_out_firmware_fb(struct pci_dev *pdev)
237 struct apertures_struct *ap;
238 bool primary = false;
240 ap = alloc_apertures(1);
241 ap->ranges[0].base = pci_resource_start(pdev, 0);
242 ap->ranges[0].size = pci_resource_len(pdev, 0);
245 primary = pdev->resource[PCI_ROM_RESOURCE].flags & IORESOURCE_ROM_SHADOW;
247 remove_conflicting_framebuffers(ap, "radeondrmfb", primary);
252 radeon_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
254 /* Get rid of things like offb */
255 radeon_kick_out_firmware_fb(pdev);
257 return drm_get_pci_dev(pdev, ent, &kms_driver);
261 radeon_pci_remove(struct pci_dev *pdev)
263 struct drm_device *dev = pci_get_drvdata(pdev);
269 radeon_pci_suspend(struct pci_dev *pdev, pm_message_t state)
271 struct drm_device *dev = pci_get_drvdata(pdev);
272 return radeon_suspend_kms(dev, state);
276 radeon_pci_resume(struct pci_dev *pdev)
278 struct drm_device *dev = pci_get_drvdata(pdev);
279 return radeon_resume_kms(dev);
282 static struct drm_driver kms_driver = {
284 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG |
285 DRIVER_HAVE_IRQ | DRIVER_HAVE_DMA | DRIVER_IRQ_SHARED | DRIVER_GEM,
287 .load = radeon_driver_load_kms,
288 .firstopen = radeon_driver_firstopen_kms,
289 .open = radeon_driver_open_kms,
290 .preclose = radeon_driver_preclose_kms,
291 .postclose = radeon_driver_postclose_kms,
292 .lastclose = radeon_driver_lastclose_kms,
293 .unload = radeon_driver_unload_kms,
294 .suspend = radeon_suspend_kms,
295 .resume = radeon_resume_kms,
296 .get_vblank_counter = radeon_get_vblank_counter_kms,
297 .enable_vblank = radeon_enable_vblank_kms,
298 .disable_vblank = radeon_disable_vblank_kms,
299 #if defined(CONFIG_DEBUG_FS)
300 .debugfs_init = radeon_debugfs_init,
301 .debugfs_cleanup = radeon_debugfs_cleanup,
303 .irq_preinstall = radeon_driver_irq_preinstall_kms,
304 .irq_postinstall = radeon_driver_irq_postinstall_kms,
305 .irq_uninstall = radeon_driver_irq_uninstall_kms,
306 .irq_handler = radeon_driver_irq_handler_kms,
307 .reclaim_buffers = drm_core_reclaim_buffers,
308 .ioctls = radeon_ioctls_kms,
309 .gem_init_object = radeon_gem_object_init,
310 .gem_free_object = radeon_gem_object_free,
311 .dma_ioctl = radeon_dma_ioctl_kms,
313 .owner = THIS_MODULE,
315 .release = drm_release,
316 .unlocked_ioctl = drm_ioctl,
319 .fasync = drm_fasync,
322 .compat_ioctl = radeon_kms_compat_ioctl,
328 .id_table = pciidlist,
329 .probe = radeon_pci_probe,
330 .remove = radeon_pci_remove,
331 .suspend = radeon_pci_suspend,
332 .resume = radeon_pci_resume,
338 .major = KMS_DRIVER_MAJOR,
339 .minor = KMS_DRIVER_MINOR,
340 .patchlevel = KMS_DRIVER_PATCHLEVEL,
343 static struct drm_driver *driver;
345 static int __init radeon_init(void)
347 driver = &driver_old;
348 driver->num_ioctls = radeon_max_ioctl;
349 #ifdef CONFIG_VGA_CONSOLE
350 if (vgacon_text_force() && radeon_modeset == -1) {
351 DRM_INFO("VGACON disable radeon kernel modesetting.\n");
352 driver = &driver_old;
353 driver->driver_features &= ~DRIVER_MODESET;
357 /* if enabled by default */
358 if (radeon_modeset == -1) {
359 #ifdef CONFIG_DRM_RADEON_KMS
360 DRM_INFO("radeon defaulting to kernel modesetting.\n");
363 DRM_INFO("radeon defaulting to userspace modesetting.\n");
367 if (radeon_modeset == 1) {
368 DRM_INFO("radeon kernel modesetting enabled.\n");
369 driver = &kms_driver;
370 driver->driver_features |= DRIVER_MODESET;
371 driver->num_ioctls = radeon_max_kms_ioctl;
372 radeon_register_atpx_handler();
374 /* if the vga console setting is enabled still
375 * let modprobe override it */
376 return drm_init(driver);
379 static void __exit radeon_exit(void)
382 radeon_unregister_atpx_handler();
385 module_init(radeon_init);
386 module_exit(radeon_exit);
388 MODULE_AUTHOR(DRIVER_AUTHOR);
389 MODULE_DESCRIPTION(DRIVER_DESC);
390 MODULE_LICENSE("GPL and additional rights");